# 1 Minute Mental Arithmetic vs SPARK NEC

The clearest difference is ads: SPARK NEC at none against 1 Minute Mental Arithmetic's shown. SPARK NEC also leads on update cadence (every 8 days vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

1 Minute Mental Arithmetic ships an update every 6 weeks, SPARK NEC every 8 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | 1 Minute Mental Arithmetic | SPARK NEC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (32 ratings)](https://appshunter.io/ios/app/1-minute-mental-arithmetic/id1573246963/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Monetization | Ad-supported | — |
| Size | 87 MB | 33 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hirokazu Uno](https://appshunter.io/developer/1570016990) | [Kayla Comalli](https://appshunter.io/developer/1895164392) |

## What reviewers say

### 1 Minute Mental Arithmetic

[App page](https://appshunter.io/ios/app/1-minute-mental-arithmetic/id1573246963)

Practice mental arithmetic for one minute daily to sharpen your cognitive skills. This app is also designed to assist children in learning basic calculations and improving their math abilities.

**Highlights:** Daily 1-minute mental arithmetic practice, Brain training exercises, Assists children in learning calculations, Improves cognitive skills, Simple and focused interface

**In-app purchases:** none


### SPARK NEC

[App page](https://appshunter.io/ios/app/spark-nec/id6763108455)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 1 Minute Mental Arithmetic free?

1 Minute Mental Arithmetic is free to download, with no in-app purchases.

### Is SPARK NEC free?

SPARK NEC is free to download, with no in-app purchases.

### Do 1 Minute Mental Arithmetic or SPARK NEC have ads?

1 Minute Mental Arithmetic shows ads; SPARK NEC does not.

### Which is updated more often, 1 Minute Mental Arithmetic or SPARK NEC?

1 Minute Mental Arithmetic ships an update every 6 weeks, and SPARK NEC every 8 days. Most recently, 1 Minute Mental Arithmetic was updated on October 24, 2026 and SPARK NEC on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*